Donald Trump's effort to march to the Republican presidential nomination faces perhaps its greatest challenge on Tuesday when voters in New Hampshire hold the first-in-the-nation primary. The former president enters the contest emboldened by his record-setting performance in last week's Iowa caucuses. But New Hampshire has a more moderate political tradition and primary rules that allow unaffiliated voters to participate in the race. Trump-backed MAGA candidates have struggled here in recent years. Full story: https://www.wtkr.com/can-trump-be-stopped-key-questions-heading-into-new-hampshire-primary